Guangzhou Xinrun Lighting Co., Ltd. established in 2004, our factory is a diversified high-tech company, mainly committed to the innovative development of LED products and continuous improvement of traditional products, focusing on green energy saving and environmental protection, having unique research and development as well as patent products in the aspects such as LED indoor and outdoor lighting, landscape lighting, festival decoration and solar lighting etc.. Guangzhou Xinrun Lighting Co., Ltd. covers an area of 2,000 square meters, has 30 skilled workers and has obtained PSB, CE and other certifications. According to news site DCist.com,D.C. transportation officials announced, after a years-long process, that they've selected a contractor to conduct the city-wide lighting upgrade, at a cost of $309 million. The work is scheduled to begin this spring and be completed within two years. Replacing the fixtures will cut streetlight energy use in half, according to the District Department of Transportation, preventing 38,000 tons of greenhouse gas emissions each year — equivalent to not driving about 87 million miles. The new lights will feature remote monitoring and control functionality: lights that are out can be identified in real time; poles will have tilt sensors, so the city can be alerted to any that are tipping over; and lights will be dimmable from afar. The new LED lights will also be more directional than the current high-pressure sodium lights, so more light can be cast where it is needed — on sidewalks and streets — and less light will shine into residents' windows and into the night sky. For example, the picture shows a good DC-LED Street Light.…More» Guangzhou Xinrun Lighting Co., Ltd. :DC-LED Street Light DC-LED Street Light / Led Outdoor Lighting Series / LED outdoor light/lamp click» http://www.xr-lighting.com click» http://www.b2bde.com/news/